Cheap Flights from Seattle (SEA) to Toronto (YYZ) from HK$878~

View HK$878 flight on Tue, 25 Nov 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Toronto Pearson Intl. Airport (YYZ)

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Find Cheap Flights from Seattle (SEA) to Toronto (YYZ)

Prices were available within the past 7 days and start at HK$878 for one-way flights and HK$2,001 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,001 Return, found 22 hours ago
HK$2,001
Return
found 22 hours ago
Select Air Canada flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,001 found 22 hours ago
United
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,001 Return, found 22 hours ago
HK$2,001
Return
found 22 hours ago
Select United flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,001 found 22 hours ago
Air Canada
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,045 Return, found 22 hours ago
HK$2,045
Return
found 22 hours ago
Select Air Canada flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,045 found 22 hours ago
United
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,101 Return, found 22 hours ago
HK$2,101
Return
found 22 hours ago
Select United flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,101 found 22 hours ago
Air Canada
Sat, 25 Oct - Sun, 9 Nov
SEA
Seattle
YYZ
Toronto
HK$2,108 Return, found 17 hours ago
HK$2,108
Return
found 17 hours ago
Select Air Canada flight, departing Sat, 25 Oct from Seattle to Toronto, returning Sun, 9 Nov, priced at HK$2,108 found 17 hours ago
Air Canada
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,147 Return, found 22 hours ago
HK$2,147
Return
found 22 hours ago
Select Air Canada flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,147 found 22 hours ago
United
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,147 Return, found 22 hours ago
HK$2,147
Return
found 22 hours ago
Select United flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,147 found 22 hours ago
Delta
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$2,161 Return, found 22 hours ago
HK$2,161
Return
found 22 hours ago
Select Delta flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$2,161 found 22 hours ago
WestJet
Sat, 25 Oct - Sun, 9 Nov
SEA
Seattle
YYZ
Toronto
HK$2,202 Return, found 17 hours ago
HK$2,202
Return
found 17 hours ago
Select WestJet flight, departing Sat, 25 Oct from Seattle to Toronto, returning Sun, 9 Nov, priced at HK$2,202 found 17 hours ago
American Airlines
Wed, 29 Oct - Wed, 19 Nov
SEA
Seattle
YYZ
Toronto
HK$3,141 Return, found 22 hours ago
HK$3,141
Return
found 22 hours ago
Select American Airlines flight, departing Wed, 29 Oct from Seattle to Toronto, returning Wed, 19 Nov, priced at HK$3,141 found 22 hours ago

Find the cheapest month to fly from Seattle (SEA) to Toronto (YYZ)

January is typically the cheapest month to fly

From HK$1,749 - HK$4,192 per traveller.
Seattle to Toronto route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Return price
HK$2,001
Distance
3288 km
Average flight time
7 hours 44 mins

Flights from Seattle to Toronto

Book cheap flights from Seattle (SEA) to Toronto (YYZ) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seattle (SEA) to Toronto (YYZ) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle (SEA) to Toronto (YYZ) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Toronto flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Toronto and things to do in Toronto for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Toronto more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Toronto is HK$878 now!

 

Frequently asked questions

How much is a flight from SEA to Toronton Pearson?
If you're traveling from Sea-Tac Airport to Toronton Pearson, round-trip journeys start from HK$2,001. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Toronton Pearson?
This varies between air carriers, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find instructions on how to cancel your flight online.
How do I find cheap flights from SEA to Toronton Pearson that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Pearson Intl. Airport (YYZ) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to YYZ?
Around 3,300 kilometers separates SeaTac and Mississauga, so pack something to keep you busy for a couple of hours. That novel you've yet to start will do the trick.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Toronto Pearson Airport?
Check out Air Canada (AC) if you want to fly straight from Sea-Tac Airport to Toronton Pearson. This popular carrier offers 30 flights monthly, so you're sure to find one that suits your schedule.
Are Seattle - Tacoma Intl. Airport (SEA) to Toronto Pearson Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to Pearson Intl. Airport (YYZ) at the last minute could save you some serious cash. However, it could end up costing a great deal more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

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